JPS6189775U - - Google Patents

Info

Publication number
JPS6189775U
JPS6189775U JP17491284U JP17491284U JPS6189775U JP S6189775 U JPS6189775 U JP S6189775U JP 17491284 U JP17491284 U JP 17491284U JP 17491284 U JP17491284 U JP 17491284U JP S6189775 U JPS6189775 U JP S6189775U
Authority
JP
Japan
Prior art keywords
internal temperature
electric compressor
temperature
load
control device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP17491284U
Other languages
Japanese (ja)
Other versions
JPH0145029Y2 (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1984174912U priority Critical patent/JPH0145029Y2/ja
Publication of JPS6189775U publication Critical patent/JPS6189775U/ja
Application granted granted Critical
Publication of JPH0145029Y2 publication Critical patent/JPH0145029Y2/ja
Expired legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案冷凍冷蔵庫の一実施例を示すブ
ロツク図、第２図はその制御フローチヤート、第
３図は圧縮機用電動機の周波数と冷凍能力との関
係を示す図、第４図は連続運転時の庫内温度の時
間的変化を示す図、第５図は断続運転時の庫内温
度の時間的変化を示す図、第６図は電動圧縮機の
周波数に対する庫内温度と設定温度との偏差を示
す図、第７図は断続運転時の運転停止の指令方法
を示す図、第８図は電動機の周波数が５０Ｈｚあ
るいは６０Ｈｚで運転されている従来冷凍冷蔵庫
の温度制御状態を示す図である。 １：電動圧縮機、２：周波数制御装置、３：庫
内温度検出器、４：庫内温度設定器、５：温度差
検出器、６：周波数選定器、７：周波数制御信号
発生器、８：圧縮機、９：電動機、１０：周波数
制御駆動部。 Fig. 1 is a block diagram showing an embodiment of the refrigerator-freezer of the present invention, Fig. 2 is a control flowchart thereof, Fig. 3 is a diagram showing the relationship between the frequency of the compressor motor and the refrigerating capacity, and Fig. 4 is a diagram showing the relationship between the frequency of the compressor motor and the refrigerating capacity. Figure 5 shows the temporal change in refrigerator temperature during continuous operation, Figure 5 shows the temporal change in refrigerator temperature during intermittent operation, and Figure 6 shows the temperature in the refrigerator versus the frequency of the electric compressor and the set temperature. Figure 7 is a diagram showing the command method for stopping operation during intermittent operation. Figure 8 is a diagram showing the temperature control status of a conventional refrigerator-freezer operated at a motor frequency of 50Hz or 60Hz. It is. 1: Electric compressor, 2: Frequency control device, 3: Internal temperature detector, 4: Internal temperature setting device, 5: Temperature difference detector, 6: Frequency selector, 7: Frequency control signal generator, 8 : Compressor, 9: Electric motor, 10: Frequency control drive unit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 運転周波数が可変とされた冷媒圧縮用の電動圧
縮機と、該電動圧縮機の運転周波数を制御する制
御装置とを具え、該制御装置に、庫内温度を検出
する庫内温度検出器と、庫内温度を設定するため
の庫内温度設定器とが設けられ、前記制御装置は
、庫内温度検出器及び庫内温度設定器の出力信号
により庫内の負荷状態を検出し前記電動圧縮機を
負荷の大きいときには連続運転にてまた負荷の小
さいときには断続運転にて設定温度に自動的に制
御するよう構成されたことを特徴とする冷凍冷蔵
庫。 An electric compressor for compressing refrigerant with a variable operating frequency; a control device for controlling the operating frequency of the electric compressor; An internal temperature setting device for setting the internal temperature is provided, and the control device detects the load state of the internal storage based on the output signals of the internal temperature detector and the internal temperature setting device, and controls the electric compressor. A refrigerator-freezer characterized in that the temperature is automatically controlled to a set temperature in continuous operation when the load is large and in intermittent operation when the load is small.
JP1984174912U 1984-11-16 1984-11-16 Expired JPH0145029Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984174912U JPH0145029Y2 (en) 1984-11-16 1984-11-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984174912U JPH0145029Y2 (en) 1984-11-16 1984-11-16

Publications (2)

Publication Number Publication Date
JPS6189775U true JPS6189775U (en) 1986-06-11
JPH0145029Y2 JPH0145029Y2 (en) 1989-12-26

Family

ID=30732519

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984174912U Expired JPH0145029Y2 (en) 1984-11-16 1984-11-16

Country Status (1)

Country Link
JP (1) JPH0145029Y2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60226685A (en) * 1984-04-25 1985-11-11 松下冷機株式会社 Controller for operation of refrigerator

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60226685A (en) * 1984-04-25 1985-11-11 松下冷機株式会社 Controller for operation of refrigerator

Also Published As

Publication number Publication date
JPH0145029Y2 (en) 1989-12-26

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